NRG Energy (NYSE:NRG) reported quarterly earnings of $1.04 per share which beat the analyst consensus estimate of $0.99 by 4.63 percent. This is a 31.58 percent decrease over earnings of $1.52 per share from the same period last year. The company reported quarterly sales of $7.761 billion which beat the analyst consensus estimate of $6.329 billion by 22.63 percent. This is a 13.81 percent increase over sales of $6.819 billion the same period last year.